[kuh-lin-ee-er, koh-]


lying in the same straight line.

Origin of collinear

First recorded in 1720–30; col-1 + linear
Related formscol·lin·e·ar·i·ty, nouncol·lin·e·ar·ly, adverbnon·col·lin·e·ar, adjective Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for collinearity

Historical Examples of collinearity

  • Any errors left over are to be attributed to other causes than the want of collinearity of the axes of object glass and eyepiece.

    On Laboratory Arts

    Richard Threlfall

British Dictionary definitions for collinearity



lying on the same straight line
having a common line
Derived Formscollinearity (ˌkɒlɪnɪˈærɪtɪ), nouncollinearly, adverb
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for collinearity



1863, from col- + linear.

Online Etymology Dictionary, © 2010 Douglas Harper

Science definitions for collinearity



Sharing a common line, such as two intersecting planes.
Lying on the same line, such as a set of points.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.